MASTERCARVER MICRO-PROTM CHAMPION SET. Create pro quality detail! Higher carving speeds give superior carving results, smoother texturing, plus improved detailing, stoning feathering. The new Micro-Pro Champion features an 11% increase in torque (power). With higher torque speed up to 46,000 rpm, the Micro-ProTM has the power, speed, superior features quality you want, priced far less than others! For better control, power flows to the handpiece by a 6� flexible cord. The dial varies speed from 0 to 46,000 rpm! Control box features: dial speed control knob, lighted power indicator, on / off switch, overload protection, 6-burr storage holes, 110/220 Volt selector, forward / reverse switch (directs chips away from you reduces grain effects). Handpiece features high torque, fan cooled micro motor, sealed ball bearings, solid grip turn-ring for hands-free bit changes (1/4 turn releases or locks bits collets). Handpiece specifications 46,000 rpm: L. 6�, diameter 5/8�-1�, weight 6.9 oz. Sets include: handpiece, 3/32� 1/8� quick change collets, variable speed power supply, long-life motor brushes, spare fuse, instructions 1-year warranty. For hands-free control order the optional 793801 on / off foot pedal.